summaryrefslogtreecommitdiff
path: root/drivers/nfc/pn544
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2017-03-28 12:36:37 +0300
committerSamuel Ortiz <sameo@linux.intel.com>2017-04-05 10:04:19 +0200
commit182d4e860845bbf388f5f60d9e651611f3dbd351 (patch)
tree0bfe342a487b649654e45649184341189a18652b /drivers/nfc/pn544
parente2c518c6c9987bf832bb1475de38911da96bd3db (diff)
NFC: pn544: Convert to use devm_request_threaded_irq()
The error handling will be neat and short when using managed resources. Convert the driver to use devm_request_threaded_irq(). Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc/pn544')
-rw-r--r--drivers/nfc/pn544/i2c.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/nfc/pn544/i2c.c b/drivers/nfc/pn544/i2c.c
index 23485304ce91..327c33df5b22 100644
--- a/drivers/nfc/pn544/i2c.c
+++ b/drivers/nfc/pn544/i2c.c
@@ -962,9 +962,10 @@ static int pn544_hci_i2c_probe(struct i2c_client *client,
pn544_hci_i2c_platform_init(phy);
- r = request_threaded_irq(client->irq, NULL, pn544_hci_i2c_irq_thread_fn,
- IRQF_TRIGGER_RISING | IRQF_ONESHOT,
- PN544_HCI_I2C_DRIVER_NAME, phy);
+ r = devm_request_threaded_irq(&client->dev, client->irq, NULL,
+ pn544_hci_i2c_irq_thread_fn,
+ IRQF_TRIGGER_RISING | IRQF_ONESHOT,
+ PN544_HCI_I2C_DRIVER_NAME, phy);
if (r < 0) {
nfc_err(&client->dev, "Unable to register IRQ handler\n");
return r;
@@ -975,14 +976,9 @@ static int pn544_hci_i2c_probe(struct i2c_client *client,
PN544_HCI_I2C_LLC_MAX_PAYLOAD,
pn544_hci_i2c_fw_download, &phy->hdev);
if (r < 0)
- goto err_hci;
+ return r;
return 0;
-
-err_hci:
- free_irq(client->irq, phy);
-
- return r;
}
static int pn544_hci_i2c_remove(struct i2c_client *client)
@@ -1000,8 +996,6 @@ static int pn544_hci_i2c_remove(struct i2c_client *client)
if (phy->powered)
pn544_hci_i2c_disable(phy);
- free_irq(client->irq, phy);
-
return 0;
}